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1; A test that the hidden option -print-on-crash properly sets a signal handler2; which gets called when a pass crashes. The trigger-crash-module pass asserts.3 4; RUN: not --crash opt -print-on-crash -passes=trigger-crash-module < %s 2>&1 | FileCheck %s --check-prefix=CHECK_SIMPLE5 6; RUN: not --crash opt -print-on-crash-path=%t -passes=trigger-crash-module < %s7; RUN: FileCheck %s --check-prefix=CHECK_SIMPLE --input-file=%t8 9; A test that the signal handler set by the hidden option -print-on-crash10; is not called when no pass crashes.11 12; RUN: opt -disable-output -print-on-crash -passes="default<O2>" < %s 2>&1 | FileCheck %s --check-prefix=CHECK_NO_CRASH --allow-empty13 14; RUN: not --crash opt -print-on-crash -print-module-scope -passes=trigger-crash-module < %s 2>&1 | FileCheck %s --check-prefix=CHECK_MODULE15 16; RUN: not --crash opt -print-on-crash -print-module-scope -passes=trigger-crash-module -filter-passes=trigger-crash-module < %s 2>&1 | FileCheck %s --check-prefix=CHECK_MODULE17 18; RUN: not --crash opt -print-on-crash -print-module-scope -passes=trigger-crash-module -filter-passes=blah < %s 2>&1 | FileCheck %s --check-prefix=CHECK_FILTERED19 20; CHECK_SIMPLE: ; *** Dump of IR Before Last Pass {{.*}} Started ***21; CHECK_SIMPLE: @main22; CHECK_SIMPLE: entry:23; CHECK_NO_CRASH-NOT: *** Dump of IR24; CHECK_MODULE: *** Dump of Module IR Before Last Pass {{.*}} Started ***25; CHECK_MODULE: ; ModuleID = {{.*}}26; CHECK_FILTERED: *** Dump of Module IR Before Last Pass {{.*}} Filtered Out ***27 28define i32 @main() {29entry:30 %retval = alloca i32, align 431 store i32 0, ptr %retval, align 432 ret i32 033}34